Mega Hi-Tower - Extra Tall Tumble Blocks Up to 6ft During Play (Includes Carry Bag) A steady hand and a good eye for balance prevails with our Mega Hi Tower tumbling tower game. The smooth, countered edges of each block allow for a safe, easier grip. Complete set of 58 blocks. Each block is a Full 7 1/8" long x 2 1/4" x 1 3/4". Or for junior play see Megas younger cousin Jumbo Hi-Tower This giant tower starts at 36" and can be built up to 72". It's a game of skill and cunning. Are you up to the extra challenge? Carry bag included for convenient storage and transport. (Recommended play for ages 8+)